Loom



Aug. 30, 1932. F. w. MERRICK LOOM Original Filed Feb. 28. 193'?) 2 Sheets-Sheet l Aug. 30, 1932. F. w. MERRICK LOOM Original Filed Feb. 28, 1930 2 Sheets-Sheet 2 IIII! 17 lill i 25 reed structure with means to coordinate theirifa: linl llfwithzan yarm 12er of a roelierfflQv 75 Patented Aug. 30, 19732 ,y fminingw;MERRICKgoFQDoRezErEsTriigirnssnenisiirrs, AssIGNoR To woNnERWEAvu, ING., oF; BfosToNf-lMAs'sAoHUsETTs fn'coReoRirriteiT-r oF MASSACHUSETTS The present application constitutes a di an'dhaving' a crank 4a; `andis the' curved visi-on ofvmy co-pending Patent No. 1,797,962Qf; feederlierehaving a'straight radial or The invention relates particularly to thatwcarryingf liifedlin a lvertical"oscillatory Y Class of looms in which a filling feeder estab-fis aft)y ojuinaled inthe franiefand Ioscillaj-j lishes the lilling in each shed in the form of a toryibacl'and p forth' from thefpositifon slibwn 55 loop, as by having an eye through which thefrin'k,,lgsg4 lfandIWherethe feederhas introfilling, coming from any supply, reeves, forf'duced the l'ofpwof the filling intoa shed that purpose entering the shed from one side' thev warp, tolaposition in 4which the A thereof and also returning between shed, yffleued'er,'is entirely 'retracted `,from th e 'shed,f; changes. One object is to provide means forl thewfeedeifhaving guidesajthrougli which 60 actuating a reed structure or other device for f'lling,""engagedl with firmaid* guides `7 fand beating up the filling which shall perform 1 8,; fees, onifs we from@ supply' therequick beating-up movements and stand sub-1":L oflandvby 'which itis (hereimaintainedfin stantially at dwell between such movements ;f v n p as to this object it is not of course materiali oncernedonlywith the 'feeder andr'e'ad, it is 65 whether the reed be used with a filling feed-:3T 5 inaterialfhow4,the `filling `is y.held lat 'the er of the specific kind indicated above or with gfir` side of `-the sheet A+B, y, as ,A the feeder a filling feeder, as an ordinary shuttle, which: retractsf, so as togleave a loopfor f shot of 3 perhaps performs its movements, first in onejjfillingfinfeabh shed; nor is it material how.;Y

i direction and then in the other, in alterna-fthe'sheds are formed inthe warp. Y 70 tion or in some other relation to the shedffz'fFor"eifectingoscillation'of thefeederits changes. Another object is to provide a loom shaft 6 'hasY ajbevel' pinion l9ir'1meshl withfthe having a filling feeder of the kind first indi-i ;tootheilfsegnient portion 10a' 'of a le'verl "l0 cated above and a forward-and-back moving'fflcrumm'ejd in (the frame' and connected by:

lOQPIfe feeder.' Since wey arehere'j movements in such a way that the filling willV whose 'other arm 12b isfeonnectedfby aV link not be subjected to jerks or sudden pulls vbyfflffwith an'geccentric stud 14 ofl a face-plate the feeder; that the action of the reed shall '15` on the shaftlfflwhichy may be driven; by be effective to beat the filling nicely up to,,a'beltlthroughits pulley 17."` p' l 30 the fell of the cloth; and that nevertheless y'lhem'eans fdr elfectiiigg,",oscillationv of the 80 there shall be no interference between theseY ireeel as follows: lStud 1i` has yaffixed thereto parts and the loom can further be operated atfv i, towwhich at "a stud" 18a is convery high speed. n'ected al'pitmanlQ whose freejendispivoted .gg Fig. l is a side elevation of so much of a'fat 20 tofalink- 2i plv'ote'd to the frameffatyr.

loom embodying the invention as is pertinent: 2,1@ andwhichl thus confines fthe pitman to 85 t0 the latter; lfhllstuSsfHOVsmeDf- PVQfld 011 p'vt 20 Fig. 2 is a plan thereof; r m4@ 'of reed, shaft "4 is a'link Fig. 3 is a detached side elevation of the" V `4 other means'to confinev the pitnian to reed operating and controlling mechanismgh, "ru'stwiseymgv'ment may be used, y f illustrating the movement and dwell of theV fr ant otion is such, so farasfthe i90 T111@` reSult reed; and ,s u cture,alone:isy concernechhthat f/0r Fig. 4 is a diagram illustrative of the move-ffy n A M half 'of the 'cycle of =motion of stud ments of the feeder and reed structure. "18ct (i. e., in' which ISa'passes here under 16) 1 is the loom frame; 2 represents any suitthe reed structure stands substantially atg: able take-up means for the sheet of wovenJbeingvthenretracted and the link 22 95 fabric A and warp B held stretched between about pivot V20, and in the the take-up and some let-off means (not 'rernaining'portion of the' cycle the pitman shown) for the Warp and engaged with suitacts Ithrough linkl 22t'o' 'shift'y the reed strucable guides 2a; 3 is the reed which is hereture'-anticloekwise, lor toward' they fell rif-10a A' '50 fixed on a rock-shaft 4 journaled in the frame ""the' cloth, and'bac'k. See Fig.v 3. In Vother f Words, besides obtaininga dwell of the-reed which is practically absolute during all that period representedsby the said one-half cycle of motion of 18a, I obtain a quick beat-up `*s cf the reed structure so that lling is portion of the pitman to substantially thrustlrocate the pitman,said beating-up'V device bem ing pivotaallly movable to and ironia posiz brolilghtaipatothe'clotliiivith properflfforce. li'tionvhere easivigegaidsflitslidsfpivot Yand its I'nthe construction vas actuallvshovvnmthey pivoting axis vone 'the latter" is` substanmechanism coordinates' the motions""of'the"tially between the other and these'cond means,v Q -reedstructureffand fee den= in theifqollowing-iMlinlggcoimectingethgtjptswaidgdevice o Way,` tol'wit :wWhereas the reedcstnucturerperafajndmhqgpitmagr-,an rneanspperajtively cone forms its full forward-and-back movement knecting the feeder and second meansfor mov# l during one' half-cycle of the driver, liiiorgingl the feeder in substantial consonance with quickly, and remains at dvvell during the the driver. Y n *e l Mother"lal-Jcycle', not on'lyf-doesi'th feeders A znitestimonywherebf Ifaixexny signature. 1 5 forward and back`movement"correspcndftoV 'Y *l FRANK WV. MERRICK."

y a full cycle `(I n'cvingin consonance Withthe- A v e driver, vvherebythif'illing,is-laid inthelkshed; Y' VQ gradually-`or'vvithoutl jerky',` actionl butiit is i l `v'vhe'theffeedeiis moving backandf'forward 2"fin Jvvhatvmay' be Yregarded-a'stlie, rearvvard i 'half "ofi its cyclefimovementand,hence isfA dut of' the Way oli-thefreedstructurthatthe` "'fiillltorvvardeand-back movement f theired] {"'structure occurs, each" dvvell'of the reedstrucyftlreoccurring'vvlienkthe feeder .is .in lthe/ other OrLOrWardG-lialf ofV itsjcycle'j'fof movement. ""2 This Vshovvnlbv 4the diagram," Eig 4, Where c "Lthe circle'representsthepathofthestudsfl; Y' adfjlSa, rand Where While,assuming""`141to 'Y 8Oibe passing backward? and forwardfthrou'gh 1 thegr'earvvar'd balia-#dbf its `cycle,tbe'fst'ud 18a1fvvil1i be performing its full 'forward-Aand- 'backnOVement Tas it passes from ci togd," to e f of course remain at div-.ellfvvliilefstiid'lgtprofl 5' ceeds' to 'move' from bnto a. f Theyparts:f thusl ycoact yWithout interference vvvithreach'vther ".'andby keepingthefi'e'edersmotionsubstan-y i V1,t`ia lly Y`noni-intermittent j-andapplying the in- 'termittence of motion tofthe reed 'structure 40: I 'as 'indicated avoid; jrkingraction fof lthe "i jie'ederV onthel filling, obtain an eective bat-v fIingfupf.oftheilling by-,the reed structure.

' andstill amable "to ldrive'the loolrlin `pracy `Vtice' 'at an exceedingl'jfhigh rate. oigsped'. 45 Having thus fullydescribedmy'inveiition ",vvhatcla'im is: l l A ,loom including apivio,"d,b.eatingg 1p` V f u, fdevice having apivoteccentric'o its pivlting 'i Y axis, apitman having a pivot, means' to lcon- 1--50ne the pivot portion -oi:'thepitman tosub-l ,l istantiallyfthrustvvise movement in a lineclose' "gto 'andiv crossing the axiseof said" device, means 'to reciprOcateLthe fpitman, saidbeatfingfup device' being pivotally,mova`bletoandirm a "35? position rWhere as regardsy itssaidfp'ivot-and its'fpivoting axis oneoffthe latterisgsulestanf i "tiall'y between, the other andlthesecondlnand Y and a link connecting-he pivots fsaidde- .-vi ce;iand thepitman. e i l Y M60 L 2:.A` loom including a'orWard-.and-bck l i moving' feeder for incorporatingllin'g loops 'A fi'fformed inffthe `shedof af..fabriceand-Warp. Aj'sheeft, a pivoted b'eatingrupffdevic having a. ,pivot eccentric foiits pivoting axis, apitman w65 havingv a pivot, means to ,co'iifinetheL ypivot 

